X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnolegacy%2Fcrypto.c;h=73c491636dcb423a6618d7b8773afa942bea62f4;hb=8156f3760973c17256a93ab48016b8b84f5444de;hp=b013f1f94019ba9afd165847592258b7a2c020d1;hpb=1ebadf1a4e497f36d6d3a916b14b4f29c925fda5;p=tinc

diff --git a/src/nolegacy/crypto.c b/src/nolegacy/crypto.c
index b013f1f9..73c49163 100644
--- a/src/nolegacy/crypto.c
+++ b/src/nolegacy/crypto.c
@@ -1,6 +1,6 @@
 /*
     crypto.c -- Cryptographic miscellaneous functions and initialisation
-    Copyright (C) 2007-2014 Guus Sliepen <guus@tinc-vpn.org>
+    Copyright (C) 2007-2021 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -46,10 +46,10 @@ void randomize(void *vout, size_t outlen) {
 	char *out = vout;
 
 	while(outlen) {
-		size_t len = read(random_fd, out, outlen);
+		ssize_t len = read(random_fd, out, outlen);
 
 		if(len <= 0) {
-			if(errno == EAGAIN || errno == EINTR) {
+			if(len == -1 && (errno == EAGAIN || errno == EINTR)) {
 				continue;
 			}